GETHOSTID(2) System Calls Manual GETHOSTID(2) NAME gethostid - get unique identifier of current host SYNOPSIS hostid = gethostid() long hostid; DESCRIPTION Gethostid returns a CPU identification number which is guaranteed to be unique for each CPU. This allows third-party software vendors to use the hostid for copy protection. The hostid is a four byte number with the first byte being the CPU version (only version 1 exists today) and the last three bytes are the last three bytes in the ethernet address (which are guaranteed to be unique). SEE ALSO hostid(1), gethostname(2) 4.2 Berkeley Distribution June 27, 1989 GETHOSTID(2)
NAME | SYNOPSIS | DESCRIPTION | SEE ALSO
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